W49F102 Datasheet, PDF (5/21 Pages) Winbond – 64K X 16 CMOS FLASH MEMORY

W49F102
TABLE OF OPERATING MODES
Operating Mode Selection
(VHH = 12V ± 5%)
MODE
PINS
Read
Write
Standby
Write Inhibit
Output Disable
Product ID
CE OE WE
ADDRESS
VIL VIL VIH AIN
VIL VIH VIL AIN
VIH X X X
X VIL X X
X X VIH X
X VIH X X
VIL VIL VIH A0 = VIL; A1−A15 = VIL;
A9 = VHH
VIL VIL VIH A0 = VIH; A1−A15 = VIL;
A9 = VHH
DQ.
Dout
Din
High Z
High Z/DOUT
High Z/DOUT
High Z
Manufacturer Code 00DA
(Hex)
Device Code
002F (Hex)
TABLE OF COMMAND DEFINITION
Command
Description
Read
Chip Erase
Main Memory Erase
Word Program
Boot Block Lockout
Product ID Entry
Product ID Exit ⁽¹⁾
Product ID Exit ⁽¹⁾
No. of
Cycles
1
6
6
4
6
3
3
1
1st Cycle 2nd Cycle 3rd Cycle 4th Cycle 5th Cycle 6th Cycle
Addr. Data Addr. Data Addr. Data Addr. Data Addr. Data Addr. Data
AIN
DOUT
5555
AA
2AAA
55
5555
80
5555
AA
2AAA
55
5555
10
5555
AA
2AAA
55
5555
80
5555
AA
2AAA
55
5555
30
5555
AA
5555
AA
2AAA
55
2AAA
55
5555
A0
5555
80
AIN
DIN
5555
AA
2AAA
55
5555
40
5555
AA
2AAA
55
5555
90
5555
AA
2AAA
55
5555
F0
XXXX F0
Note: Address Format: A14−A0 (Hex); Data Format: DQ15−DQ8 (Don't Care); DQ7-DQ0 (Hex)
Either one of the two Product ID Exit commands can be used.
Publication Release Date: October 2000
-5-
Revision A3